S Syed New member Jun 7, 2010 #1 ...(-10,+25%).? How do you calculate the standard deviation from the above info. only. I was going through some document in which it says the Standard deviation of above estimate is 0.6 and I have no idea how?
...(-10,+25%).? How do you calculate the standard deviation from the above info. only. I was going through some document in which it says the Standard deviation of above estimate is 0.6 and I have no idea how?
